commit 01c16bf8f4e68c838994716e77bd254b86a989bc
Author: Isaac Dunham <idunham@lavabit.com>
Date:   Thu Sep 20 16:30:00 2012 -0700

    Allow REALGCC to set the compiler for musl-gcc to use

diff --git a/Makefile b/Makefile
index 10c174c..f62635d 100644
--- a/Makefile
+++ b/Makefile
@@ -112,7 +112,7 @@ lib/musl-gcc.specs: tools/musl-gcc.specs.sh config.mak
 	sh $< "$(includedir)" "$(libdir)" "$(LDSO_PATHNAME)" > $@
 
 tools/musl-gcc: config.mak
-	printf '#!/bin/sh\nexec gcc "$$@" -specs "%s/musl-gcc.specs"\n' "$(libdir)" > $@
+	printf '#!/bin/sh\n[ -z "$$REALGCC" ] && REALGCC=gcc\nexec $$REALGCC "$$@" -specs "%s/musl-gcc.specs"\n' "$(libdir)" > $@
 	chmod +x $@
 
 $(DESTDIR)$(bindir)/%: tools/%